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Type | Tourer | | Saloon (sedan) | |  |
Seats | 4/5 | 4/5 | 4/5 | |  |
Doors | 4 | 4 | 4 | |
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Top Speed | 37 mph | 155 mph | | |  |
Standing 1/4 mile | | 15.20s | | |  |
Power-to-weight | 18.52 hp/ton | 166.11 hp/ton | 45.16 hp/ton | |  |
Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | |  |
Fuel consumption | | 14.27 / 28.68 / 21.45 UK MPG (urban/extra-urban/combined) | | |
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Engine | Straight 4 | V 12 | Straight 4 | |  |
Valve train | Side valves | Single overhead camshaft | Overhead valves | |  |
Valves | | 2 valves per cylinder
24 total valves | 2 valves per cylinder
8 total valves | |  |
Displacement | 186 cu in | 304 cu in | 79 cu in | |  |
Bore x Stroke | 4 in x 5 in
0.75 ratio | 3 in x 3 in
1.12 ratio | 3 in x 3 in
0.99 ratio | |  |
Compression ratio | 4.2:1 | 8.80:1 | 6.80:1 | |  |
Maximum power | 25 hp @ 1500 rpm | 299 hp @ 5200 rpm | 49 hp @ 4800 rpm | |  |
Maximum torque | | 332 ft.lb @ 4100 rpm | 65 ft.lb @ 2800 rpm | |  |
Fuel | Petrol | Petrol | Petrol | |  |
Catalytic converter | no | yes | no | |  |
Main bearings | | 7 | 5 | |  |
Coolant | Water | Water | Water | |  |
Code | 15/25 hp | | | |
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Wheelbase | 121 in | 111 in | 106 in | |  |
Length | 169 in | 193 in | 178 in | |  |
Width | | 72 in | 69 in | |  |
Height | | 56 in | 58 in | |  |
Track | front: 53 in
rear: 53 in | front: 60 in
rear: 61 in | front: 54 in
rear: 53 in | |  |
Ground clearance | | 6 in | | |  |
Kerb weight | 2976 lb | 3968 lb | 2392 lb | |  |
Drag coefficient | | 0.320 | | |  |
Fuel capacity | | 26 UK Gal | 13 UK Gal | |
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Engine location | Front | Front | Front | |  |
Engine Alignment | | Longitudinal | Longitudinal | |  |
Wheel Drive | | Rear wheel drive | Rear wheel drive | |  |
Transmission | 4, Manual
| 4, Automatic
| 4, Manual
| |  |
Top gear ratio | | 0.73 | 1.00 | |  |
Steering | | Recirculating ball | | |  |
Power Steering | | yes | | |  |
Turning circle | 0 ft | 38 ft | 37 ft | |  |
Brakes | | front: Disc Ventilated rear: Disc Ventilated with ABS servo assisted
| | |  |
Brake diameter | | front: 12 in
rear: 12 in
| | |  |
Wheels | | front: 7 15 rear: 7 15
| | |  |
Tyres | | front: 225/60 R15 rear: 225/60 R15
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